package com.next

import grails.transaction.Transactional
import groovy.transform.CompileStatic

@Transactional
@CompileStatic
class ContactService
{
    static scope = "singleton"

    /**
     * @Author 班旭娟
     * @ModifiedDate 2017-4-21
     */
    Boolean verifyIdNumber(String idNumber)
    {
        def city = [11: "北京",
            12: "天津",
            13: "河北",
            14: "山西",
            15: "内蒙古",
            21: "辽宁",
            22: "吉林",
            23: "黑龙江 ",
            31: "上海",
            32: "江苏",
            33: "浙江",
            34: "安徽",
            35: "福建",
            36: "江西",
            37: "山东",
            41: "河南",
            42: "湖北 ",
            43: "湖南",
            44: "广东",
            45: "广西",
            46: "海南",
            50: "重庆",
            51: "四川",
            52: "贵州",
            53: "云南",
            54: "西藏 ",
            61: "陕西",
            62: "甘肃",
            63: "青海",
            64: "宁夏",
            65: "新疆",
            71: "台湾",
            81: "香港",
            82: "澳门",
            91: "国外 "]
        if (!(idNumber.matches(/^(\d{15}$|^\d{18}$|^\d{17}(\d|X|x))$/)))
        {
            return false
        }
        else if (!city[Integer.parseInt(idNumber.substring(0, 2))])
        {
            return false
        }
        else
        {
            if (idNumber.length() == 18)
            {
                def factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
                def parity = [1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2];
                def sum = 0;
                def ai = 0;
                def wi = 0;
                for (
                    int i = 0;
                        i < 17;
                        i++)
                {
                    ai = Integer.parseInt(String.valueOf(idNumber.charAt(i)));
                    wi = factor[i];
                    sum += ai * wi;
                }
                def index = sum % 11;
                if (index == 2 && idNumber[17] != 'X') //&& idNumber[17] != 'x'
                {
                    return false;
                }
                if (index != 2 && !parity[sum % 11].toString().equals(String.valueOf(idNumber.charAt(17))))
                {
                    return false;
                }
            }
        }
        return true
    }
}
